恶性组织细胞增生症有多种临床类型,但肠型罕见。本文报告2例。 例1 男性,36岁。3个月前渐起脐周及上腹疼痛,大便溏稀,低热,三周前出现畏寒、高热,且腹痛加剧,解黑色水样便。体查:体温38.4℃,心肺无异常,肝、脾未扪及,右下腹可扪及6×4×5cm大小肿块,质软,光滑,可活动,压痛明显。大便潜血强阳性,血红蛋白104g/L白细胞5.6×10~9/L,中性76％,血小板116×10~9/L,骨髓检查粒系统核左移,浆细胞及网状细胞比值明显增加,异形网状细胞多见,疑为恶性组织细胞增生症。入院后第12 Malignant histiocytosis has a variety of clinical types, but rare intestinal type. This article reports 2 cases. Example 1 male, 36 years old. 3 months ago gradually rise umbilical and upper abdominal pain, loose stools thin, low fever, chills, fever three weeks ago, and aggravated abdominal pain, solution of black water will be. Physical examination: body temperature 38.4 ℃, no abnormal heart and lung, liver, spleen not palpable, palpable right lower quadrant and 6 × 4 × 5cm size mass, soft, smooth, can move, tenderness significantly. Fecal occult blood was strongly positive. Hemoglobin 104g / L white blood cells 5.6 × 10 ~ 9 / L, neutral 76%, platelet 116 × 10 ~ 9 / L, bone marrow nuclear system left shift, plasma cells and reticulocytes significantly increased, Altered reticular cells more common, suspected malignant histiocytosis. After admission 12th